Downloaded 68 times
![18
• Weight ϵ [300 N, 120 X 101 N]
OR
[300 X 105 dyn, 120 X 106 dyn]
OR
in any other unit of measurement of force,
with accepted masses in the range 30kg to
120kg (assuming all participants satisfy this
range)](https://image.slidesharecdn.com/thephysicsquizprelims-150322082606-conversion-gate01/75/Physics-Quiz-Prelims-2013-Air-Force-Bal-Bharati-School-Physics-Fest-63-2048.jpg)
More Related Content
Similar to Physics Quiz Prelims 2013 - Air Force Bal Bharati School Physics Fest
Physics Quiz Prelims 2013 - Air Force Bal Bharati School Physics Fest
- 1. The Physics Quiz PreliminaryRound AFBBS Physics Fest 2013
- 2. Rules • Each questionis worth a single point, unless stated otherwise • Asterisk (*) marked questions will be used to resolve any ties • Maximum points = 25
- 3. 1 • "Rotation ofthe earth supports the formation of tides in the ocean" • Fact or fiction?
- 4. *2 *The ISRO spacecraftAditya-1 will study ______
- 5. 3 • If astone and a feather are dropped from a small height on the moon, what will hit the surface first?
- 6. 4 • Name thetwo fundamental forces that have been unified.
- 7. 5 • Name anyone of the forces in action during churning of milk.
- 8. 6 • Lorenzo Romano**ed** Carlo __________ di Quareqa edi Carreto (1776-1856) advanced the study of thermodynamics by suggesting that equal volumes of gases have equal number of molecules at the same temperature and pressure. He also suggested that oxygen and hydrogen existed in the diatomic state, a view which was rejected by Dalton. Fill in the blank.
- 9. *7 *Who isproving what?
- 10. 8 • If timeperiod of oscillation of a wooden bob of 3.14 kg attached to a massless string is 5 seconds then what is the time period of oscillation after adding an iron bob weighing 2π kg to the same string?
- 11. 9 • The elementthat is used in catalytic convertors, storage and production of pure hydrogen and manufacturing of capacitors also powers a fictional reactor(shown in the picture). Which element?
- 12. 10 • A boyis sitting in a car with a helium balloon with him. Suddenly a car accelerates in the forward direction. In which direction will the balloon move?
- 13. 11 • For escapingheat from sunshine, what colour of the umbrella is the best? Tell colours for both inside and outside. (2 points)
- 14. 12 • Is thespeed of sound maximum in helium gas, liquid mercury, or solid carbon?
- 15. *13 • *What arethe units of measurement of vacuum?
- 16. 14 • The designof this government engineering college in Kerala has made it famous as its front resembles a famous celestial object. What object?
- 17. 15 • Antiparticle ofelectron is _____________.
- 18.
- 19. 17 • Who wasthe first person to measure the gravitational constant (G)?
- 20. *18 • *Write downyour exact weight in 3 significant figures.
- 21. 19 • Is dp/dt= ma universally true? If not, write for what or when it is false? (2 points)
- 22. 20 • Identify thevery popular scientist
- 23. 21 • *If themotion of constituents of the outer core of earth- iron, nickel were to stop, what would be the effect on the earth's magnetic field?
- 24. *22 *Neutron stars resultfrom massive stars of mass greater than 4 to 8 times that of our Sun. After these stars have finished burning their nuclear fuel, they undergo an explosion which blows off their outer layers and the central region of the star collapses under gravity so much that protons and electrons combine to form neutrons. They emit radiation from only some circular regions around their poles and hence on rotation they seem like sending pulses of light. What are rotating neutron stars known as?
- 25. 23 • Gadolinium EinsteiniumFermium Mendelevium Nobelium Lawrencium Rutherfordium Seaborgium Bohrium Meitnerium Roentgenium Copernicum Flerovium What is missing?
- 26.
- 28. 1 • "Rotation ofthe earth supports the formation of tides in the ocean" • Fact or fiction?
- 29.
- 30. *2 *The ISRO spacecraftAditya-1 will study ______
- 31.
- 32. 3 • If astone and a feather are dropped from a small height on the moon, what will hit the surface first?
- 33. 3 • Both stoneand feather will hit the surface at the same time
- 34. 4 • Name thetwo fundamental forces that have been unified.
- 35. 4 • Electromagnetic forceand weak nuclear force
- 36. 5 • Name anyone of the forces in action during churning of milk.
- 37. 5 • Viscous force,centrifugal force
- 38. 6 • Lorenzo Romano**ed** Carlo __________ di Quareqa edi Carreto (1776-1856) advanced the study of thermodynamics by suggesting that equal volumes of gases have equal number of molecules at the same temperature and pressure. He also suggested that oxygen and hydrogen existed in the diatomic state, a view which was rejected by Dalton. Fill in the blank.
- 39. 6 • Lorenzo RomanoAmedeo Carlo Avogadro di Quareqa edi Carreto
- 40. *7 *Who isproving what?
- 41. 7 • Benjamin Franklinproving lightning is flow of electric charge
- 42. 8 • If timeperiod of oscillation of a wooden bob of 3.14 kg attached to a massless string is 5 seconds then what is the time period of oscillation after adding an iron bob weighing 2π kg to the same string?
- 43. 8 • 5 seconds,T remains same
- 44. 9 • The elementthat is used in catalytic convertors, storage and production of pure hydrogen and manufacturing of capacitors also powers a fictional reactor(shown in the picture). Which element?
- 45.
- 46. 10 • A boyis sitting in a car with a helium balloon with him. Suddenly a car accelerates in the forward direction. In which direction will the balloon move?
- 47.
- 48. 11 • For escapingheat from sunshine, what colour of the umbrella is the best? Tell colours for both inside and outside. (2 points)
- 49. 11 • Inside: Black •Outside: White
- 50. 12 • Is thespeed of sound maximum in helium gas, liquid mercury, or solid carbon?
- 51.
- 52. *13 • *What arethe units of measurement of vacuum?
- 53. 13 • Pascal, N/m2or any other unit of pressure
- 54. 14 • The designof this government engineering college in Kerala has made it famous as its front resembles a famous celestial object. What object?
- 55.
- 56. 15 • Antiparticle ofelectron is _____________.
- 57.
- 58.
- 59.
- 60. 17 • Who wasthe first person to measure the gravitational constant (G)?
- 61.
- 62. *18 • *Write downyour exact weight in 3 significant figures.
- 63. 18 • Weight ϵ[300 N, 120 X 101 N] OR [300 X 105 dyn, 120 X 106 dyn] OR in any other unit of measurement of force, with accepted masses in the range 30kg to 120kg (assuming all participants satisfy this range)
- 64. 19 • Is dp/dt= ma universally true? If not, write for what or when it is false? (2 points)
- 65. 19 • False. Particlesmoving close to speed of light do not have a constant mass
- 66. 20 • Identify thevery popular scientist
- 67.
- 68. 21 • *If themotion of constituents of the outer core of earth- iron, nickel were to stop, what would be the effect on the earth's magnetic field?
- 69. 21 • Magnetic fieldwould diminish
- 70. *22 *Neutron stars resultfrom massive stars of mass greater than 4 to 8 times that of our Sun. After these stars have finished burning their nuclear fuel, they undergo an explosion which blows off their outer layers and the central region of the star collapses under gravity so much that protons and electrons combine to form neutrons. They emit radiation from only some circular regions around their poles and hence on rotation they seem like sending pulses of light. What are rotating neutron stars known as?
- 71.
- 72. 23 • Gadolinium EinsteiniumFermium Mendelevium Nobelium Lawrencium Rutherfordium Seaborgium Bohrium Meitnerium Roentgenium Copernicum Flerovium What is missing?
- 73. 24 • Curium • <Exhaustivelist of elements named after people>